solution has been found but till no explanation
From: Alexander Chupin <chupin_at_hotmail.ru>
Date: Tue, 13 Mar 2001 15:19:22 -0000
Message-ID: <98ldcm$75p$1_at_soap.pipex.net>
Date: Tue, 13 Mar 2001 15:19:22 -0000
Message-ID: <98ldcm$75p$1_at_soap.pipex.net>
D.Kravtsov in relcom.comp.dbms.oracle
advised me to create additional
[Quoted] [Quoted] index for field a for the child table.
create index d_ind on d(a);
It does work. But till it looks strange.
WBR, Alexander Chupin Received on Tue Mar 13 2001 - 16:19:22 CET